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<?php |
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namespace Bapao\Bapao; |
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use Bapao\Bapao\Exception\InvalidMiddlewareDispatcherException; |
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use Bapao\Bapao\Exception\InvalidResponseEmitterException; |
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use Bapao\Bapao\Interfaces\MiddlewareDispatcherInterface; |
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use Bapao\Bapao\Interfaces\ResponseEmitterInterface; |
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use Interop\Container\ContainerInterface; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface; |
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/** |
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* Class Application. |
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*/ |
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class Application |
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{ |
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/** @const string */ |
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const VERSION = '0.1.5'; |
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/** @var ContainerInterface */ |
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protected $container; |
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/** @var array */ |
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protected $middlewareStack = []; |
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/** |
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* Set dependency injection container. |
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* |
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* @param ContainerInterface $container |
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*/ |
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public function setContainer(ContainerInterface $container) |
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{ |
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$this->container = $container; |
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} |
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/** |
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* Get dependency injection container. |
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* |
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* @return ContainerInterface |
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*/ |
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public function getContainer() |
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{ |
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return $this->container; |
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} |
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/** |
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* Get Router. |
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* |
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* @return mixed |
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*/ |
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public function getRouter() |
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{ |
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return $this->container->get('router'); |
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} |
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/** |
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* Add middleware to stack. |
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* |
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* @param mixed $middleware |
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*/ |
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public function addMiddleware($middleware) |
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{ |
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$this->middlewareStack[] = $middleware; |
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} |
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/** |
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* Get middleware stack. |
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* |
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* @return array |
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*/ |
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public function getMiddlewareStack() |
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{ |
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return $this->middlewareStack; |
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} |
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/** |
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* Run application. |
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*/ |
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public function run() |
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{ |
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$this->addMiddleware($this->container->get('router.middleware')); |
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$response = $this->handleRequest($this->container->get('request')); |
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$this->send($response); |
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} |
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/** |
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* Handle request via middleware. |
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* |
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* @param RequestInterface $request |
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* @return ResponseInterface |
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* @throws InvalidMiddlewareDispatcherException |
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*/ |
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public function handleRequest(RequestInterface $request) |
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{ |
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$middlewareDispatcher = $this->container->get('middleware.dispatcher'); |
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if (!$middlewareDispatcher instanceof MiddlewareDispatcherInterface) { |
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throw new InvalidMiddlewareDispatcherException( |
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'Middleware dispatcher must implement '.MiddlewareDispatcherInterface::class |
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); |
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} |
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return $middlewareDispatcher->dispatch($this->middlewareStack, $request, $this->container->get('response')); |
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} |
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/** |
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* Send response to client. |
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* |
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* @param ResponseInterface $response |
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* @throws InvalidResponseEmitterException |
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*/ |
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public function send(ResponseInterface $response) |
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{ |
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$responseEmitter = $this->container->get('response.emitter'); |
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if (!$responseEmitter instanceof ResponseEmitterInterface) { |
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throw new InvalidResponseEmitterException( |
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'Response emitter must implement '.ResponseEmitterInterface::class |
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); |
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} |
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$responseEmitter->emit($response); |
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} |
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} |
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bapaophp /
bapao
